Home / 29,071,721.60-43,607,582.40-8,876,931.20

Finding the Fourth Proportional to 29,071,721.60, 43,607,582.40 and 8,876,931.20

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Solution

The fourth proportional to 29,071,721.60, 43,607,582.40 and 8,876,931.20 is: 13,315,396.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,071,721.60 : 43,607,582.40 = 8,876,931.20 : x
  2. Step 2: Convert to fraction form
    29,071,721.60/43,607,582.40 = 8,876,931.20/x
  3. Step 3: Cross multiply
    29,071,721.60x = 43,607,582.40 × 8,876,931.20
  4. Step 4: Simplify right side
    29,071,721.60x = 387,101,508,763,130.81
  5. Step 5: Solve for x
    x = 387,101,508,763,130.81/29,071,721.60
  6. Step 6: Final answer
    x = 13,315,396.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.